Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: qual é o máximo de abas?
 ###Tabelas: CREATE TABLE editions_feature_grid (editions_feature_grid_id AUTO_INCREMENT PRIMARY KEY, Product VARCHAR, Extensions VARCHAR, Projects templates VARCHAR, MSDN integration VARCHAR, Debugging VARCHAR, Profiling VARCHAR, IntelliTrace VARCHAR, Unit test VARCHAR, Code coverage VARCHAR, Test impact analysis VARCHAR, Load testing VARCHAR, Lab management VARCHAR, Architecture and modelling VARCHAR, Windows Phone development VARCHAR) CREATE TABLE world (world_id AUTO_INCREMENT PRIMARY KEY, Rank INT, City 1 VARCHAR, City 2 VARCHAR, 2012 Passengers (in millions) INT, 2011 Passengers (in millions) VARCHAR, Distance VARCHAR) CREATE TABLE career_summary (career_summary_id AUTO_INCREMENT PRIMARY KEY, Season INT, Series VARCHAR, Team VARCHAR, Races INT, Wins INT, Poles INT, F/Laps INT, Podiums INT, Points INT, Position VARCHAR) CREATE TABLE heat_9 (heat_9_id AUTO_INCREMENT PRIMARY KEY, Draw INT, Artist VARCHAR, Song VARCHAR, Percentage VARCHAR, Place INT) CREATE TABLE liverpool (liverpool_id AUTO_INCREMENT PRIMARY KEY, Round VARCHAR, Opposition VARCHAR, First leg VARCHAR, Second leg VARCHAR, Aggregate score VARCHAR)  
SELECT MAX F/Laps FROM career_summary